水栖的
3.any of several small semiaquatic shrews usually living near swift-flowing streams.
4.terrestrial or aquatic flesh-eating mammal; terrestrial carnivores have four or five clawed digits on each limb.
5.almost completely aquatic frog native to Africa and Panama and northern South America.
6.any of numerous aquatic beetles usually having a smooth oval body and flattened hind legs for swimming.
10.The susceptibility to cadmium can vary greatly between aquatic organisms.

